50204421 has 16 divisors (see below), whose sum is σ = 75321600. Its totient is φ = 33044544.

The previous prime is 50204411. The next prime is 50204443. The reversal of 50204421 is 12440205.

It is not a de Polignac number, because 50204421 - 2⁵ = 50204389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50204394 and 50204403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50204411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9636 + ... + 13901.

It is an arithmetic number, because the mean of its divisors is an integer number (4707600).

Almost surely, 2^50204421 is an apocalyptic number.

It is an amenable number.

50204421 is a deficient number, since it is larger than the sum of its proper divisors (25117179).

50204421 is a wasteful number, since it uses less digits than its factorization.

50204421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23625 (or 23619 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 50204421 is about 7085.5078152522. The cubic root of 50204421 is about 368.9045294687.

Adding to 50204421 its reverse (12440205), we get a palindrome (62644626).

It can be divided in two parts, 50204 and 421, that added together give a 4-th power (50625 = 15⁴).

The spelling of 50204421 in words is "fifty million, two hundred four thousand, four hundred twenty-one".